Regional And Global Climate Modeling

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News

HAS Professor Ali Behrangi

Congratulations to HAS Professor and University Distinguished Scholar Ali Behrangi, Recipient of the 2026 AGU Open Science Recognition Prize for the Global Precipitation Climatology Project (GPCP)

Banner Southwestern US Weather and Water Resilience Across Timescales Workshop 18-19 Nov 2026

FREE Workshop Coming This Fall to Tucson: Southwestern US Weather & Water Resilience Across Timescales

Rare Snowfall on Saguaro Cactus in Tucson Arizona Early March 2023 by Xubin Zeng

Xubin Zeng Featured in AMS Headlines: Science Spotlight -- The Global Precipitation Experiment: A New Decade-Long Advanced Multiscale Research Opportunity

AZPM Snow4Flow Studying Glaciers from Arizona

Highlights of Ali Behrangi's Role in UA-led Snow4Flow $30 Million Project Funded by NASA

Soil Microbes and Plant Life

Yang Song's DOE Grant to Transform Climate Projections with Microbial Data and Artificial Intelligence

Water Resources Earth Globe with Surrounding Water Spray

UArizona Water Resources Ranked Number 2 in US by U.S. News & World Report

View of the clouds from the Falcon aircraft carrying lidar instruments

HAS Grad Student Yike Xu Publishes in Journal of Geophysical Research Atmospheres: New Insights and Better Detection of Boundary and Mixed Layers Using Lidar

Dr. Laura Condon, College of Science

Laura Condon Contributes Chapter on Water for U.S. Fifth National Climate Assessment Report

Image University Distinguished Scholar and Professor Ali Behrangi

Ali Behrangi Named Principal Investigator on New $3 Million NASA Grant to Advance Global Precipitation Data Record for Climate Change, Early Warning, and Scientific Discovery

HAS Assistant Professor Laura Condon

College of Science Spotlight on HAS Assistant Professor Laura Condon

Faculty

Hsin-I Chang

Hsin-I Chang

Assistant Research Professor, Hydrology and Atmospheric Sciences

Director, Center for Applied Hydroclimate Sciences

hchang05@arizona.edu

Pronouns:

she, her, hers

Guo-Yue Niu

Guo-Yue Niu

Professor, Hydrology and Atmospheric Sciences

Research Professor, Biosphere 2

niug@arizona.edu

Joellen L. Russell, Joint University Distinguished Professor, HAS

Joellen L. Russell

Joint University Distinguished Professor, Hydrology and Atmospheric Sciences

Department Head and Distinguished Professor, Geosciences (home department)

Joint Distinguished Professor, Lunar and Planetary Laboratory and Planetary Sciences

Joint Distinguished Professor, Applied Mathematics - GIDP

Joint Distinugished Professor, Global Change - GIDP

jrussell@arizona.edu

Xubin Zeng 2025

Xubin Zeng

Professor, Hydrology and Atmospheric Sciences

Joint Professor, Applied Mathematics GIDP

Joint Professor, Global Change GIDP

Joint Professor, Remote Sensing and Spatial Analysis GIDP

xubin@arizona.edu